Rosin core solder, pyrolysis products (as formaldehyde) |
Synonyms & Trade Names Rosin flux pyrolysis products, Rosin core soldering flux pyrolysis products |
CAS No. |
RTECS No. |
DOT ID & Guide |
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Conversion |
IDLH N.D.
See: IDLH INDEX |
Exposure Limits NIOSH REL*: TWA 0.1 mg/m3 [*Note: "Ca" in the presence of formaldehyde, acetaldehyde, or malonaldehyde. See Appendices A & C (Aldehydes).]
OSHA PEL†: none |
Measurement Methods
NIOSH 2541 , 3500
See: NMAM or OSHA Methods |
Physical Description Pyrolysis products of rosin core solder include acetone, aliphatic aldehydes, methyl alcohol, methane, ethane, various abietic acids (the major components of rosin), CO & CO2. |
| Properties vary depending upon the specific rosin core solder being used. |
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Incompatibilities & Reactivities Varies |
Exposure Routes inhalation |
Symptoms irritation eyes, nose, throat, upper respiratory system [potential occupational carcinogen (in the presence of Formaldehyde, Acetaldehyde, or Malonaldehyde)] |
Target Organs Eyes, respiratory system |
Cancer Site[nasal cancer; thyroid gland tumors in animals (in presence of Formaldehyde, Acetaldehyde, or Malonaldehyde)] |
Personal Protection/Sanitation (See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
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First Aid (See procedures)
Eye: Irrigate immediately
Breathing: Respiratory support
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Respirator Recommendations Not available. In the presence of Formaldeyde, Acetaldehyde, or Malonaldehyde: NIOSH At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter.
Click here for information on selection of N, R, or P filters.
Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection |
| See also: INTRODUCTION
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